Floating around at the edge of the Solar System are leftovers from its formation. This is the Kuiper Belt, which is composed ...

One million alien visitors from another star system could already be lurking in the solar system. We aren't talking about ...

"Scientifically there's a huge amount we can learn from asteroids," says Alan Fitzsimmons, an astronomer at Queens University ...

Even the little-understood Oort Cloud, at the outer edges of our solar system beyond view, has a partly spiral structure.

The SPHEREx telescope will create the most colorful map of the cosmos, while the four satellites of the PUNCH mission track ...

The solar array isn’t the only plan China has for space research—it also plans to reach the Moon and build an International ...

Satellites come in all shapes and sizes, but there aren't any that look quite like SPHEREx, an infrared observatory NASA ...

Interstellar material has been discovered in our solar system, but researchers continue to hunt for where it came from and ...

Researchers did not expect the huge size of the meteorite given the frigid continent's history of thousands of space rocks ...

As the agency's SPHEREx space telescope and PUNCH solar mission rode toward their orbital stations tonight (March 11) at ...

The entire solar system, ours at least, sits inside a pocket of low density called the Local Hot Bubble (LHB). This cavity in space is 1,000 light-years across, at least, and tips the thermometer at ...

By Katrina Miller The objects around the ringed planet are tiny, but some of them may have formed relatively recently in the solar system’s history ... Joins Relativity Space, a Rocket ...